Robillos, J. (2007). Pacena's circular parallelisms. Philippine Daily Inquirer.
Cita Chicago (17th ed.)Robillos, Jessica. "Pacena's Circular Parallelisms." Philippine Daily Inquirer 2007.
Cita MLA (9th ed.)Robillos, Jessica. "Pacena's Circular Parallelisms." Philippine Daily Inquirer, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.